@ IN SOA dns1.hg.local. root.hg.local. ( 3 ; Serial 604800 ; Refresh 86400 ; Retry 2419200 ; Expire 604800 ) ; Negative Cache TTL ;--- Name Server Information @ IN NS dns1.hg.local. ;--- IP address of Name Server dns1 IN A 192.168.1.11 ;--- Mail Exchanger ( if exists ) hg.local. IN MX 10 mail1.hg.local. ;--- A - Record HostName To Ip Address apps1 IN A 192.168.1.14 mail1 IN A 192.168.1.15 ;--- CNAME record www IN CNAME apps1.hg.local. ftp IN CNAME apps1.hg.local.